18097261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2892

約数の個数: 16

約数和(自身を含む): 22595328

約数和(自身を除く): 4498067

約数列:

[1, 7, 13, 71, 91, 497, 923, 2801, 6461, 19607, 36413, 198871, 254891, 1392097, 2585323, 18097261]

約数ペア:

[(1, 18097261), (7, 2585323), (13, 1392097), (71, 254891), (91, 198871), (497, 36413), (923, 19607), (2801, 6461)]